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United States Patent | 5,555,483 |
Pressman ,   et al. | September 10, 1996 |
An automatic power line monitor system is disclosed for use in monitoring the electrical voltage supplied to an electrical system or appliance by monitoring the supplied electrical voltage and preventing the supplied electrical voltage from reaching the electrical system or appliance when the supplied electrical voltage is not within a predetermined range and for automatically restoring the supplied electrical voltage to the electrical system or appliance when the supplied electrical voltage is within the predetermined range.
Inventors: | Pressman; Stanton L. (7086 Dassett Ct., #201, Annandale, VA 22033); Stuart; Patrick C. (101 Rainbow Dr. #1406, Livingston, TX 77351) |
Appl. No.: | 194523 |
Filed: | February 10, 1994 |
Current U.S. Class: | 361/90; 340/661; 361/92 |
Intern'l Class: | H02H 003/24 |
Field of Search: | 361/90,91,92 340/641,661,662,663 |
4999730 | Mar., 1991 | Pickard | 361/90. |
5367424 | Jan., 1994 | Even | 361/90. |